Home / 11,140.04-16,690.62-9,934.76

Finding the Fourth Proportional to 11,140.04, 16,690.62 and 9,934.76

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Solution

The fourth proportional to 11,140.04, 16,690.62 and 9,934.76 is: 14,884.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,140.04 : 16,690.62 = 9,934.76 : x
  2. Step 2: Convert to fraction form
    11,140.04/16,690.62 = 9,934.76/x
  3. Step 3: Cross multiply
    11,140.04x = 16,690.62 × 9,934.76
  4. Step 4: Simplify right side
    11,140.04x = 165,817,303.95
  5. Step 5: Solve for x
    x = 165,817,303.95/11,140.04
  6. Step 6: Final answer
    x = 14,884.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.